查询词典 polymer

Optical-Shear technique was utilized to study the structure evolution of two model immiscible polymer under shear and quiescence conditions.

以此为基本出发点，首次考察了粒子填充不相容体系的分散结构的在流场下的动力学响应。

Chitosan is a kind of naturally occurring polymer that is good to immobilize enzyme.

壳聚糖是固定酶的优良天然高分子材料，以它为载体所制传感器稳定性的研究对实际应用十分重要。

The rubber in this ball is a special polymer,which is impervious to heat.

制造这种气球的橡胶是一种特别聚合物，可以隔热。

In the theory of polymer solution, the impregnant is recognized as the continuous medium in the space.

格子模型的基本思想是高分子的粒子单元只能取空间某些规定的格点。

In this article, the synthesis of Molecular Imprinting Polymer and the mechanism of chiral separation are discussed.

简要介绍了该技术的合成过程、手性拆分机理及其在手性药物拆分中的应用及优点。

Therefore,the pyrolysis temperature of shell having calcium carbonate is very high but the shell inappositely act as the stabilizer of polymer. This is instructing meaning to study additive and assistant of shell in the future.

因此，具有碳酸钙成分的贝壳虽然本身的热分解温度很高，但并不适合作为聚合物的热稳定剂，这对今后研究贝壳类添加剂或助剂有指导意义。

Because the carbonyl in its structure is with strongly absorb-electron effect, so it is a kind of non-proton polarity solvent with high boiling point, high flash point and low melting point, use conveniently for many processing operation such as filtration, distillation, solvent extraction, and so on; it is with very low toxicity, so the harm to human body is inappreciable, and reduce the environment pollution; due to its very strong dissolvability, it can dissolve organic matter, inorganic matter, resin, polymer, etc., and activate all kinds of reagent, mix to dissolve the other high boiling point solvents; it is with very good stability, it is stable under the hot strong alkali and acidity condition, it is with water-resistance and light, oxygen stability.

246℃ m.p：—20℃闪点121℃ flash point： 121℃分子式：C6H12N2O molecular formula： C6H12N2O 分子量128.18 molecular weight： 128.18 二、DMPU的化学性质 Chemical character of DMPU 其结构中由于羰基具有强烈的吸电子效应，因而它是一种非质子的极性溶剂，具有高沸点、高闪点、低熔点，在过滤、蒸馏、溶剂萃取等工艺操作中使用方便；毒性极低，对人体危害微不足道，也减少了对环境的污染；由于它具有极强的溶解性，能溶解有机物、无机物、树脂、聚合物等，并对各种试剂具有活化性质，还能与其它高沸点溶剂混溶；具有极好的稳定性，在热的强碱和酸性条件下都很稳定，还具有耐水性及对光、氧的稳定性。

The main products are:"Oriental card" series of food and medicine packaging inks, building materials and industrial packaging ink, cigarette packets and paper products packaging ink, wire and cable superscript and India ink,"Hua card" series of flexible packaging polyurethane Adhesives;"Shinhan licensing" PCB Solder Mask photosensitive liquid polymer shielding materials such as the three major series of more than 60 varieties.

主要产品有："东方牌"系列食品及药品包装用油墨、工业及建材包装用油墨、烟包及纸品包装用油墨、电线电缆标印油墨；"华光牌"系列软包装复合用聚氨酯胶粘剂；"新韩牌"PCB液态感光阻焊高分子屏蔽材料等三大系列六十多个品种。

This difference was indistinctive at a higher filler content. This is because there existed a critical content for naoscale filler, which determined the agglomeration or not of the nanoscale filler in the polymer matrix.

其原因在于纳米粒子的填充存在着临界含量问题，高于临界含量，部分纳米粒子将不可避免的发生团聚；低于临界含量，纳米粒子与聚合物颗粒能充分的共混，此时纳米粒子的尺寸效应才能充分表现出来。

Experiment results showed for covering TiO〓 particles uniformly with polymer film, the inferior limit of the concentration of SDS was 1mmol/LH〓O, which provided an adsorption density higher than 0.58μmol/m〓, the superior limit was the critical micelle concentration of the surfactant.

SDS用量下限是浓度为1mmol/LH〓O，此时它的吸附密度大于0.58μmmol/m〓，用量上限是它的临界胶束浓度CMC。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。